Portion of a shoe upper



FIG. 1 is a side view of a portion of a shoe upper showing my new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a rear perspective view thereof; and,

FIG. 4 is a top perspective view thereof.

The uneven broken line immediately adjacent to the shaded area represents an unclaimed boundary of the design. The uneven broken line showing of the remainder of the shoe is for illustrative purposes only and forms no partof the claimed design. 

The ornamental design for a portion of a shoe upper, as shown and described. 